evcc vs FHEM

A side-by-side comparison of two self-hosted home automation options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureevccFHEM
CategoryHome AutomationHome Automation
LicenseMITGPL-2.0
LanguageGoPerl
Setup difficultyMediumHard
Min. RAM256 MB256 MB
Deploymentdocker, binarydocker, bare-metal
GitHub stars★ 7,054★ 22
First released20192005
ReplacesSmartThingsSmartThings

Why pick each one

Choose evcc if…

  • Maximizes solar self-use
  • Wide hardware support
  • Lightweight
evcc details

Choose FHEM if…

  • Extremely mature
  • Runs on modest hardware
FHEM details

Frequently asked questions

Is evcc or FHEM better?

evcc is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider FHEM if its specific feature set fits your needs better.

Are evcc and FHEM free and open-source?

Yes. evcc is licensed under MIT and FHEM under GPL-2.0. Both can be self-hosted at no software cost.

Can I run evcc and FHEM with Docker?

evcc: yes. FHEM: yes.

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